At Biosearch we carry out an extensive range of UKAS accredited microbiological and chemistry tests to the Drinking Water Test Specification (DWTS).

We understand the legislative requirements set by both private and public water supply regulations. Our modern laboratory facilities and highly skilled analysts enable us to process both large and small volumes of samples to the highest level of quality.

Biosearch offer a range of drinking water testing solutions tailored to meet your requirements. We can carry out complete suites of microbiological and chemistry testing or we can test for several parameters to investigate potential sources of contamination. Our range of potable water tests can include:


  • Total Viable Count
  • Total Coliforms
  • E. coli
  • Clostridium perfringens
  • Enterococci
  • Legionella
  • Pseudomonas aeruginosa


  • Physical – colour, conductivity, turbidity, taste and odour
  • Organic – THMs, VOCs
  • Inorganic - pH, conductivity, metals, anions
  • Disinfectants – total and residual chlorine

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